Carlos Fioravanti

Biomedical engineering

Camera attached to backpack alerts visually impaired to obstacles

Prototype aims to complement the traditional cane, which only detects hazards near the ground

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Public health

Contaminated food and water infected nearly 20,000 people in 2023

There were 31 deaths caused by viruses or bacteria that year—more than in 2022

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Geosciences

Rivers alter landscapes by incorporating parts of other rivers

Rivers alter landscapes by incorporating parts of other rivers

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Botany

Trees that protect other trees

Capororoca and pixirica in the Atlantic Forest, and catingueira and faveleiro in the Caatinga, create favorable environments for dozens of other species

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Biotechnology

Gene editing accelerates cattle improvement

Calves with shorter hair represent the first uses of CRISPR in animal breeding

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Geosciences

Landslide scars and shallower rivers increase Rio Grande do Sul’s vulnerability to rainfall

Millions of tons of sediment were carried from the state’s hills into its waterways

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Biotechnology

Bacterial cellulose membranes help wounds heal

Brazilian universities and companies are advancing with new applications for biomaterials made from plant waste

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Innovation

How to avoid failures in radical innovation projects

How to avoid failures in radical innovation projects

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Interview

Regina Macedo: Biologist reformulates view on bird behavior

São Paulo native from UnB who helped revise concepts about sexual selection in the tropics and cooperative breeding has dedicated herself to another passion since last year: painting

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Biomedical engineering

Do you want to improve your sleep and well-being? Check the light and temperature levels

Prototype uses sensors to assess the conditions of indoor environments

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Agricultural Engineering

A coffee revival in Paraíba

With varieties selected by researchers, farmers gradually resume production in the mountainous region of the state

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EVOLUTION

The ultra-black wasps of the Caatinga

Newly identified species exhibit rare evolutionary mechanism that allows them to maintain a body temperature lower than the surrounding environment

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INTERVIEW

Ivo Karmann: Geologist of the void

In good humor and with a strong team spirit, researcher tells of the beginnings and evolution of scientific investigations into caves in Brazil

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OPTICS

New generation of chips

Brazilian universities and research centers developing prototypes of light-based devices that promise greater speed and lower energy consumption

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GEOSCIENCES

Map exposes oldest structures in South America

Tomography techniques redefine boundaries of rock structures formed billions of years ago

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interview

Maria Amélia Veras: A keen eye for disparities

Dr. Maria Amélia Veras investigates the living conditions of transgender and homosexual individuals, alongside viral factors, to curb the spread of sexually transmitted infections

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ECOLOGY

Drought and wildfires reduce forest biodiversity

Although the populations of some plant and animal species are able to recover when rains return, the effects of drought and wildfires can last years

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Ecology

The surprising faces of the Caatinga

The diversity of landscapes underpins the proposed new classification of semiarid environments

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Biotechnology

Research indicates new uses for microalgae

In the lab, the microscopic organisms proved capable of producing fertilizer, fixing metals in effluents, and offering new strategies for biofuels; the challenge is to expand the scale

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Paleontology

When and where were the first animals in South America?

Western Mato Grosso do Sul, eastern Santa Catarina, and northern Minas Gerais were home to complex organisms between 575 million and 530 million years ago

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Interview

Graça Nunes: AI with no illusions

Expert from USP São Carlos warns about the limitations and ethical obstacles of artificial intelligence

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Agriculture

New compounds to be tested against citrus canker

Farmers are turning to copper to stop one of the oldest pests in Brazilian citrus farming

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Ecology

New map reveals diversity of the Caatinga biome

New map reveals diversity of the Caatinga biome

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Pesquisa FAPESP 25 years

Magazine wins over readers in every state

Pesquisa FAPESP is read in every state in Brazil

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Crop Science

New cultivation techniques seek to curb the spread of citrus disease

Greening was one of the main causes of a 25% drop in yield in the last harvest

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AGRICULTURAL ENGINEERING

A vibrant way to control brown stink bugs

A device that simulates the vibrations emitted by the insect could be used to monitor its presence in soybean and maize crops

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GEOLOGY

Rocks reveal sea-level changes along the Brazilian coastline

Rocks reveal sea-level changes along the Brazilian coastline

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ARCHIVES

Memory Centers enrich institutional history

Organizing archives often causes distress, but also good surprises

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CHEMISTRY

Hydrogel pellets remove water from biodiesel

Reusable material emerges as an alternative for purifying biofuel

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GEOLOGY

Extinct rivers of the Northeast

Sedimentary rock layers indicate that waters descended from mountains in the region some 450 million years ago

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